[3c509] Two 3c509 cards problem

Donald Becker becker@scyld.com
Mon, 30 Apr 2001 15:20:49 -0400 (EDT)


On Mon, 30 Apr 2001, Proctor, Toby wrote:

> I have hit a problem while installing a 3c509B and a 3c509Combo onto
> my RH7, 2.2.16 box.  Both cards are detected and both cards work if
> the other is disabled.  However if they are both active at the same
> time i.e. after boot, then only the card which was detected first is
> useable.   

This might be a routing problem.
My first guess was an interrupt conflict, but the cards are on IRQ7 and
IRQ10.

> eth0      Link encap:Ethernet  HWaddr 00:20:AF:26:EB:AD  
>           inet addr:193.118.192.87  Bcast:193.118.199.255  Mask:255.255.248.0
...
> eth1      Link encap:Ethernet  HWaddr 00:20:AF:CC:E7:03  
>           inet addr:193.118.194.113  Bcast:193.118.199.255  Mask:255.255.248.0

Yup, check that broadcast address conflict.

Donald Becker				becker@scyld.com
Scyld Computing Corporation		http://www.scyld.com
410 Severn Ave. Suite 210		Second Generation Beowulf Clusters
Annapolis MD 21403			410-990-9993